45727636 has 12 divisors (see below), whose sum is σ = 80374420. Its totient is φ = 22763520.

The previous prime is 45727607. The next prime is 45727667. The reversal of 45727636 is 63672754.

It can be written as a sum of positive squares in 2 ways, for example, as 41525136 + 4202500 = 6444^2 + 2050^2 .

It is a hoax number, since the sum of its digits (40) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 24045 + ... + 25876.

Almost surely, 2^45727636 is an apocalyptic number.

It is an amenable number.

45727636 is a deficient number, since it is larger than the sum of its proper divisors (34646784).

45727636 is a wasteful number, since it uses less digits than its factorization.

45727636 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50154 (or 50152 counting only the distinct ones).

The product of its digits is 211680, while the sum is 40.

The square root of 45727636 is about 6762.2212327016. The cubic root of 45727636 is about 357.5962177647.

The spelling of 45727636 in words is "forty-five million, seven hundred twenty-seven thousand, six hundred thirty-six".